1991 Isuzu Trooper vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 21 year(s). Which means there will be less support and parts availability for 1991 Isuzu Trooper. In addition, the cost of maintenance, including insurance, on 1991 Isuzu Trooper would be higher. At 5,999 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (353 HP @ 5400 RPM) has 264 more horse power than 1991 Isuzu Trooper. (89 HP @ 4600 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 1991 Isuzu Trooper. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 839 kg more than 1991 Isuzu Trooper. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2012 GMC Sierra (506 Nm @ 4400 RPM) has 339 more torque (in Nm) than 1991 Isuzu Trooper. (167 Nm @ 2600 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1991 Isuzu Trooper.
Compare all specifications:
| 1991 Isuzu Trooper | 2012 GMC Sierra | |
| Make | Isuzu | GMC |
| Model | Trooper | Sierra |
| Year Released | 1991 | 2012 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2255 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 89 HP | 353 HP |
| Engine RPM | 4600 RPM | 5400 RPM |
| Torque | 167 Nm | 506 Nm |
| Torque RPM | 2600 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1596 kg | 2435 kg |
| Vehicle Length | 4390 mm | 6340 mm |
| Vehicle Width | 1660 mm | 2040 mm |
| Vehicle Height | 1820 mm | 1950 mm |
| Wheelbase Size | 2660 mm | 4010 mm |
